package book;

public class BookList {
    private Book [] books = new Book[10];
    private int usedSize; //计数器，用来记录当前实际放的书的数目

    /*此处还可以用实例代码块实现
    {
        this.books[0] = new Book()
    }*/
    public BookList(){
        //构造方法 来初始化成员
        this.books[0] = new Book("我与地坛", "史铁生", 25, "散文");
        this.books[1] = new Book("西游记", "吴承恩", 30, "小说");
        this.books[2] = new Book("红楼梦", "曹雪芹", 12, "小说");
        this.usedSize = 3;
    }
    public Book getBooks(int pos) {
        return books[pos];
    }

    public void setBooks(int pos,Book book) {
        books[pos] = book;
    }

    public int getUsedSize() {
        return usedSize;
    }

    public void setUsedSize(int usedSize) {
        this.usedSize = usedSize;
    }
}
